/Engine/Source/Runtime/Engine/Classes/Sound/SoundEffectSubmix.h
If the audio cannot be processed, this function will return false and OutData will not be altered.
bool ProcessAudio ( [FSoundEffectSubmixInputData](API\Runtime\Engine\Sound\FSoundEffectSubmixInputData) & InData, [FSoundEffectSubmixOutputData](API\Runtime\Engine\Sound\FSoundEffectSubmixOutputData) & OutData )